Base | Representation |
---|---|
bin | 1100110011101001001… |
… | …0101001101100101101 |
3 | 210000220122220002212112 |
4 | 3030322102221230231 |
5 | 12101100423100023 |
6 | 245024300013405 |
7 | 21616222123034 |
oct | 3147222515455 |
9 | 700818802775 |
10 | 220021300013 |
11 | 85346319239 |
12 | 36784831265 |
13 | 17995243b68 |
14 | a91314d71b |
15 | 5acaeeb478 |
hex | 333a4a9b2d |
220021300013 has 16 divisors (see below), whose sum is σ = 225747836160. Its totient is φ = 214382376000.
The previous prime is 220021299937. The next prime is 220021300019. The reversal of 220021300013 is 310003120022.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 220021300013 - 210 = 220021298989 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220021300019) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2404643 + ... + 2494463.
It is an arithmetic number, because the mean of its divisors is an integer number (14109239760).
Almost surely, 2220021300013 is an apocalyptic number.
It is an amenable number.
220021300013 is a deficient number, since it is larger than the sum of its proper divisors (5726536147).
220021300013 is a wasteful number, since it uses less digits than its factorization.
220021300013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90308.
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 220021300013 its reverse (310003120022), we get a palindrome (530024420035).
The spelling of 220021300013 in words is "two hundred twenty billion, twenty-one million, three hundred thousand, thirteen".
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